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(2021 JP1)
Classification: Amor [NEO]          SPK-ID: 54143554
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6026713604618857 0.0008511  
a 2.564999999639622 0.0055227 au
q 1.019147960272075 1.1291e-05 au
i 24.52721915609802 0.017559 deg
node 45.93558436784642 0.0004633 deg
peri 193.5998454533679 0.0011788 deg
M 323.4464719396593 0.11893 deg
tp 2459352.854848825874
(2021-May-18.35484883)
0.0036759 TDB
period 1500.47747748931
4.11
4.846
0.01327
d
yr
n .2399236279123454 0.00077486 deg/d
Q 4.110852039007169 0.008851 au
  Orbit Determination Parameters
   # obs. used (total)      50  
   data-arc span      3 days  
   first obs. used      2021-05-04  
   last obs. used      2021-05-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .61065  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-07 05:55:33  

Additional Information
 Earth MOID = .0192539 au 
 Jupiter MOID = .98489 au 
 T_jup = 3.048 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.935   .38852 2 autocmod 2.9c

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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